S.C. Code Ann. § 56-28-60: Informal dispute settlement procedures.

If a manufacturer has established an informal dispute settlement procedure which substantially complies with Title 16 of the Code of Federal Regulations, Part 703, or if the manufacturer participates in a consumer-industry appeals, arbitration, or mediation panel or board, whose decisions are binding on the manufacturer, the provisions of Section 56-28-40 concerning refunds or replacement do not apply to any consumer who has not first resorted to those procedures or to the alternate procedure provided in Section 56-28-90.